18843946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 13670102

約数列:

[1, 2, 11, 22, 23, 46, 167, 223, 253, 334, 446, 506, 1837, 2453, 3674, 3841, 4906, 5129, 7682, 10258, 37241, 42251, 56419, 74482, 84502, 112838, 409651, 819302, 856543, 1713086, 9421973, 18843946]

約数ペア:

[(1, 18843946), (2, 9421973), (11, 1713086), (22, 856543), (23, 819302), (46, 409651), (167, 112838), (223, 84502), (253, 74482), (334, 56419), (446, 42251), (506, 37241), (1837, 10258), (2453, 7682), (3674, 5129), (3841, 4906)]